Antonyms of the word "over excited" refer to the opposite meaning or feeling of being too enthusiastic, hyperactive, or overly stimulated. These antonyms include calm, relaxed, composed, tranquil, placid, peaceful, serene, level-headed, and unflappable. When we are experiencing over-excitement, we tend to be restless, jumpy, or anxious. However, by adopting the antonyms instead, we become composed and tranquil, allowing us to live life at a more moderate pace with less stress and anxiety. By practicing mindfulness and taking deep breaths, we can easily shift from being over-excited to being calm and collected, helping us to become more grounded and focused in our everyday lives.